From: Bruno Dilly <bdilly@profusion.mobi>
Date: Wed, 5 Dec 2012 21:09:18 +0000 (+0000)
Subject: edje: support applying impulse via script
X-Git-Tag: submit/devel/efl/20131022.203902~3084
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=8783eb70bbaea0a87f7fd4d41d6b062adecf5f67;p=platform%2Fupstream%2Fefl.git

edje: support applying impulse via script




SVN revision: 80279
---

diff --git a/legacy/edje/data/include/edje.inc b/legacy/edje/data/include/edje.inc
index 50f2bbe..b84e25d 100644
--- a/legacy/edje/data/include/edje.inc
+++ b/legacy/edje/data/include/edje.inc
@@ -219,3 +219,12 @@ native get_state_val(part_id, State_Param:p, ...);
 /* Multisense */
 native       play_sample      (sample_name[], Float:speed);
 native       play_tone        (tone_name[], Float:duration);
+
+/***********************************************************/
+/* Edje physics calls.                                     */
+/***********************************************************/
+/* Example:
+ *
+ * physics_impulse(PART:"logo", 0, 50.8, 0);
+ */
+native       physics_impulse  (part_id, Float:x, Float:y, Float:z);
diff --git a/legacy/edje/src/examples/physics_actions.edc b/legacy/edje/src/examples/physics_actions.edc
index 5fb0add..44a59a8 100644
--- a/legacy/edje/src/examples/physics_actions.edc
+++ b/legacy/edje/src/examples/physics_actions.edc
@@ -2,8 +2,12 @@
  * $ edje_player -S physics_actions.edj
  * signal up impulse   -> will throw both balls up
  * signal left impulse -> will throw blue ball to the left
+ * message 1 FLOAT_SET 3 50 -100 0 -> apply an impulse on blue ball with
+ *    x = 50, y = -100, z = 0, for example
  */
 
+#define ID_IMPULSE (1)
+
 collections {
 
    images {
@@ -13,6 +17,20 @@ collections {
    group {
       name: "example_group";
 
+      script {
+         public message(Msg_Type:type, id, ...) {
+            if ((id == ID_IMPULSE) && (type == MSG_FLOAT_SET)) {
+               new Float:x, Float:y, Float:z;
+               new n = numargs();
+               if (n < 5) return;
+               x = getfarg(2);
+               y = getfarg(3);
+               z = getfarg(4);
+               physics_impulse(PART:"blue_circle", x, y, z);
+            }
+         }
+      }
+
       parts {
          part {
             name: "background";
diff --git a/legacy/edje/src/lib/edje_embryo.c b/legacy/edje/src/lib/edje_embryo.c
index 77f23b1..2902af6 100644
--- a/legacy/edje/src/lib/edje_embryo.c
+++ b/legacy/edje/src/lib/edje_embryo.c
@@ -200,6 +200,8 @@
  * external_param_get_bool(id, param_name[])
  * external_param_set_bool(id, param_name[], value)
  *
+ * physics_impulse(part_id, Float:x, Float:y, Float:z)
+ *
  * ADD/DEL CUSTOM OBJECTS UNDER SOLE EMBRYO SCRIPT CONTROL
  *
  */
@@ -3029,6 +3031,39 @@ _edje_embryo_fn_external_param_set_bool(Embryo_Program *ep, Embryo_Cell *params)
    return _edje_external_param_set(NULL, rp, &eep);
 }
 
+#ifdef HAVE_EPHYSICS
+/* physics_impulse(part_id, Float:x, Float:y, Float:z) */
+static Embryo_Cell
+_edje_embryo_fn_physics_impulse(Embryo_Program *ep, Embryo_Cell *params)
+{
+   Edje_Real_Part *rp;
+   int part_id = 0;
+   Edje *ed;
+
+   CHKPARAM(4);
+
+   ed = embryo_program_data_get(ep);
+   part_id = params[1];
+   if (part_id < 0) return 0;
+
+   rp = ed->table_parts[part_id % ed->table_parts_size];
+   if (rp)
+     {
+        if (rp->body)
+          {
+             double x, y, z;
+
+             x = (double) EMBRYO_CELL_TO_FLOAT(params[2]);
+             y = (double) EMBRYO_CELL_TO_FLOAT(params[3]);
+             z = (double) EMBRYO_CELL_TO_FLOAT(params[4]);
+
+             ephysics_body_central_impulse_apply(rp->body, x, y, z);
+          }
+     }
+   return 0;
+}
+#endif
+
 void
 _edje_embryo_script_init(Edje_Part_Collection *edc)
 {
@@ -3123,6 +3158,10 @@ _edje_embryo_script_init(Edje_Part_Collection *edc)
    embryo_program_native_call_add(ep, "external_param_set_choice", _edje_embryo_fn_external_param_set_choice);
    embryo_program_native_call_add(ep, "external_param_get_bool", _edje_embryo_fn_external_param_get_bool);
    embryo_program_native_call_add(ep, "external_param_set_bool", _edje_embryo_fn_external_param_set_bool);
+
+#ifdef HAVE_EPHYSICS
+   embryo_program_native_call_add(ep, "physics_impulse", _edje_embryo_fn_physics_impulse);
+#endif
 }
 
 void